Illustrative Mathematics
Illustrative Mathematics: Using Operations and Parentheses
The purpose of this task is to give students a chance to work creatively with three of the four fundamental arithmetic operations (addition, subtraction, and multiplication). It is well suited for helping students develop fluency with...
Mangahigh
Mangahigh: Number: Mental Multiplication and Division With Decimals
This site provides students practice with the concept of mental multiplication and division with decimals. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to...
Illustrative Mathematics
Illustrative Mathematics: Running to School
This is the easiest problem in a series of three tasks involving fraction multiplication that can be solved with pictures or number lines. Aligns with 5.NF.B.6.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Interpreting a Division Computation
Sixth graders are shown the arithmetic for a multi-digit division problem and are asked to use it to find the products of related multiplication questions. Aligns with 6.NS.B.2.
Quia
Quia: Brain Buster Multiplication
Go from rags to riches as you advance through the levels in this "Who Wants to Be a Millionaire?," type multiplication game.
Quia
Quia: Multiplication Madness
In this interactive website put twenty multiplication problems in order according to the increasing value of their products.
AAA Math
Aaa Math: Inverse Relationship: Multiplication & Division
This site explains the inverse relationship of division with multiplication. Gives problems and games to practice this skill in a fun and helpful way.
Ducksters
Ducksters: Kid's Games: Fun Math Multiplication Times Table Practice
Practice your math skills and learn your times tables with this fun game. Fun multiply and multiplication drill can be found on this site.
Illustrative Mathematics
Illustrative Mathematics: Reasoning About Multiplication
This is a good task to work with kids to try to explain their thinking clearly and precisely, although teachers should be willing to work with many different ways of explaining the relationship between the magnitude of the factors and...
Illustrative Mathematics
Illustrative Mathematics: 5.nf Comparing a Number and a Product
The purpose of this task is for students to compare a number and its product with other numbers that are greater than and less than one. Aligns with 5.NF.B.5.
Illustrative Mathematics
Illustrative Mathematics: To Multiply or Not to Multiply?
Many real world problems appear similar. Even when children might know what operation to choose when the problem only involves whole numbers, they often are confused with fractions. It is also important for students to know that 18x25 is...
Other
Mathematics Computation
This site gives you math worksheets to save the teacher time and keep the students learning.
Illustrative Mathematics
Illustrative Mathematics: Calculator Trouble
Even though students can solve this problem by multiplying, it is unlikely they will. Here it is much easier to answer the question if you can think of multiplying a number by a factor as scaling the number. Aligns with 5.NF.B.5.
Illustrative Mathematics
Illustrative Mathematics: 5.nf Fundraising
This task asks students to multiply rational numbers. Aligns with 5.NF.B.5.
Illustrative Mathematics
Illustrative Mathematics: 5.nf Grass Seedlings
For the sake of this commentary, let R be the height of Rual's seedlings (of course students do not need to use a letter to represent any number in this task). Student must compare the size of each of two products (112xR, and 34xR) to...
Illustrative Mathematics
Illustrative Mathematics: Picturing Factors in Different Orders
The purpose of this task is to help learners picture the multiplicative structure of the number 30 in different ways. Some of this structure is easier to communicate using grouping symbols, as it is easier to interpret...
Illustrative Mathematics
Illustrative Mathematics: 6.ee Distance to School
This task asks students to find equivalent expressions by visualizing a familiar activity involving distance. The given solution shows some possible equivalent expressions, but there are many variations possible. Aligns with 6.EE.A.2.
CK-12 Foundation
Ck 12: Arithmetic: Mental Math to Multiply by Decimal Powers of Ten
[Free Registration/Login may be required to access all resource tools.] Use mental math to multiply by decimal powers of ten.
Arcademics
Arcademics: Swimming Otters
Swimming Otters is a multi-player racing game that allows students from anywhere in the world to race one another while solving multiplication expressions!
Sophia Learning
Sophia:multiplying With Decomposition
The video lesson examines multiplying using decomposition. Detailed examples investigate the multiplication technique.
Sophia Learning
Sophia: Using Commutativity
Take a look at the commutative property of addition and multiplication and take quiz to assess learning.
University of Cambridge
University of Cambridge: Maths and Sports: Medal Muddle
Can you work out which order these thirteen nations finished in after competing? This activity presents an exercise in strategic thinking, accessible to lower secondary students (but hinting at the more advanced mathematics of sorting...
Illustrative Mathematics
Illustrative Mathematics: 5.nbt Marta's Multiplication Error
This task highlights a common misconception among students deriving the rules for multiplying a number by a power of 10. Aligns with 5.NBT.A.2.